/Engine/Source/Runtime/Engine/Public/Physics/Experimental/PhysScene_Chaos.h
Get cached state for replication, if no state is cachedRegisterForReplicationCache()is called
const [FRigidBodyState](API\Runtime\Engine\Engine\FRigidBodyState) * GetStateFromReplicationCache ( [UPrimitiveComponent](API\Runtime\Engine\Components\UPrimitiveComponent) * RootComponent, int & ServerFrame )